I love time travel. *grins* I actually have a couple of story ideas that involve time travel... I really should get around to writing those... or drawing them.
Anyway, that explains why there was a whole suit rather than just an upgrade. But isn't he talking about the same Chozo Suit that Nack has now? That seems problematic. But then, would he know that Nack gets a hold of it? Of course, he's not here now so I suppose he can't know that.